This shrew occurs on Java. A 2024 paper reports five Crocidura umbra specimens collected in pitfall traps in montane forest on Mount Papandayan on 30 April and 2 May 2023. Its species description records a chocolate-colored back and a somewhat paler brown underside.
The back is chocolate brown, while the underside is a slightly paler dark brown. The tail is moderately long and thick.
A 2024 West Java study reports five specimens collected in pitfall traps in montane forest on Mount Papandayan on 30 April and 2 May 2023.
An extinction-risk assessment has not been added yet.